The ornamental design for a wirelessly controlled lightdimmerswitch, as shown and described.
FIG. 1 is a perspective view of a wirelessly controlled light dimmer switch showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines in the drawings are for the purpose of illustrating portions of the wirelessly controlled light dimmer switch that forms no part of the claimed design.